National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland International Jetport (KPWM)

Lat: 43.64°NLon: 70.3°WElev: 72ft.

Fair

68°F

20°C

Humidity 68%
Wind Speed NW 3 mph
Barometer 29.79 in (1008.7 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 16 Jul 3:51 am EDT
Extended Forecast for

Rosemont ME

  • Today

    Today: Scattered showers and thunderstorms, mainly after 5pm. Patchy smoke after 7am. Increasing clouds, with a high near 86. West wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Patchy Smoke
    then
    Scattered
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 60. West wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82. West wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 60. Northwest wind around 5 mph becoming calm.

    Low: 60 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of showers after 3pm. Partly sunny, with a high near 79. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 64. Chance of precipitation is 90%.

    Low: 64 °F

    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 8am. Mostly sunny, with a high near 84.

    High: 84 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 5pm. Patchy smoke after 7am. Increasing clouds, with a high near 86. West wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 60. West wind around 5 mph.
Friday
Sunny, with a high near 82. West wind 5 to 10 mph.
Friday Night
Increasing clouds, with a low around 60. Northwest wind around 5 mph becoming calm.
Saturday
A 30 percent chance of showers after 3pm. Partly sunny, with a high near 79. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 64. Chance of precipitation is 90%.
Sunday
A 30 percent chance of showers before 8am. Mostly sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 60.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 84.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 63.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rosemont ME
 43.67°N 70.3°W (Elev. 75 ft)
Last Update:
3:49 am EDT Jul 16, 2026
Forecast Valid:
4am EDT Jul 16, 2026-6pm EDT Jul 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation